Kunyamas Nithipaisal และ Kanis Saengchote. (2019) Intangible capital, q theory of investment and measurement of profitability. Chulalongkorn University:ม.ป.ท.Kunyamas Nithipaisal และ Kanis Saengchote. 2019. Intangible capital, q theory of investment and measurement of profitability. ม.ป.ท.:Chulalongkorn University;Kunyamas Nithipaisal และ Kanis Saengchote. Intangible capital, q theory of investment and measurement of profitability. ม.ป.ท.:Chulalongkorn University, 2019. Print.